10-Letter Words Matching U____F____

There are 15 10-letter words that match U____F____. 4 are common words, such as UNCONFINED and UNDERFEEDS. A rarer one is UPSHIFTING. In this set, N is the most frequent open letter (14 words). 6 words contain a doubled letter.

Full list 15

unconfinedunderfeedsunedifyingunlawfullyultraficheunconfusedunderfloorunsurfacedunbuffereduncoffinedunconfusesunderfundsunmufflingunshiftingupshifting

About this list

Words
15 (4 common words)
Common example
unconfined
Rare example
upshifting
Doubled letters
6
Ending in S
3
Most frequent letter
N (14)

Questions

How many 10-letter words matching u____f____ are there?

15. 4 of them are common words.

What is a common example?

UNCONFINED is among the common words in this set.